Estimate and compare construction costs for different years in the same city. To estimate the national average construction cost of a building in 1970, knowing that it cost $900,000 in 2016: INDEX in 1970 = 28.7. INDEX in 2016 = 207.2. Note: The city cost indexes for Canada can be used to convert.
The four types of landforms are: Mountains, Plains, Plateaus and  Valleys. These types of landforms can be found in any part of the  world. Landforms also have different ide â¦ ntifying characteristics. Answered.
grassland: major grasslands of the world. The three types of grasslands of the world are prairie, steppe, and savanna. Little of the original prairie still bears a mantle of tall grass.Instead, farmers raise a variety of crops on its rich soil.The moister portions of the steppe are cultivated, and the rest is valuable pasture.rassland: major grasslands of the world. The three types of grasslands of the world are prairie, steppe, and savanna. Little of the original prairie still bears a mantle of tall grass.